<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>角色管理</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 搜索筛选 -->
    <el-form :inline="true" :model="formInline" class="user-search">
      <el-form-item label="搜索：">
      </el-form-item>
      <el-form-item label="" v-for="(filter, index) in formInline.filters" :key="index">
        <el-input size="small" v-model="filter.fieldValue" v-bind:fieldName="filter.fieldName"
                  @keyup.enter.native="search"
                  v-bind:fieldValue="filter.fieldValue" v-bind:compare="filter.compare"
                  :placeholder="filter.placeholder"/>
      </el-form-item>
      <el-form-item>
        <el-button size="small" type="primary" icon="el-icon-search" @click="search">搜索</el-button>
        <el-button size="small" type="primary" icon="el-icon-plus" @click="handleEdit()">添加</el-button>
      </el-form-item>
    </el-form>
    <!--列表-->
    <el-table size="small" :data="listData" highlight-current-row v-loading="loading" border
              element-loading-text="拼命加载中" style="width: 100%;"
              :header-row-style="{width: '100%', color: 'darkorange'}">
      <el-table-column align="center" type="selection" width="60">
      </el-table-column>
      <el-table-column sortable prop="remark" label="角色名称" width="300">
      </el-table-column>
      <el-table-column sortable prop="roleName" label="角色代码" width="300">
      </el-table-column>
      <el-table-column sortable prop="updateAt" label="修改时间" width="300">
      </el-table-column>
      <el-table-column align="center" label="操作" min-width="300">
        <template slot-scope="scope">
          <el-button size="mini" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button size="mini" type="danger" @click="deleteRole(scope.$index, scope.row)">删除</el-button>
          <el-button size="mini" type="success" @click="menuAccess(scope.$index, scope.row)">菜单权限</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页组件 -->
    <Pagination v-bind:child-msg="pageparm" @callFather="callFather"></Pagination>
    <!-- 编辑界面 -->
    <el-dialog :title="title" :visible.sync="editFormVisible" width="30%" @click='closeDialog("edit")'>
      <el-form label-width="120px" :model="editForm" ref="editForm" :rules="rules">
        <el-form-item label="角色名称" prop="remark">
          <el-input size="small" v-model="editForm.remark" auto-complete="off" placeholder="请输入角色名称"></el-input>
        </el-form-item>
        <el-form-item label="角色代码" prop="roleName">
          <el-input size="small" v-model="editForm.roleName" auto-complete="off" placeholder="请输入角色代码"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button size="small" @click='closeDialog("edit")'>取消</el-button>
        <el-button size="small" type="primary" :loading="loading" class="title" @click="submitForm('editForm')">保存
        </el-button>
      </div>
    </el-dialog>
    <!-- 菜单权限 -->
    <el-dialog title="菜单权限" :visible.sync="menuAccessshow" width="30%" @click='closeDialog("perm")'>
      <el-tree ref="tree" default-expand-all="" :data="RoleRight" :props="RoleRightProps"
               :default-checked-keys="checkmenu" node-key="id" show-checkbox>
      </el-tree>
      <div slot="footer" class="dialog-footer">
        <el-button size="small" @click='closeDialog("perm")'>取消</el-button>
        <el-button size="small" type="primary" :loading="loading" class="title" @click="menuPermSave">保存</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  roleList,
  roleSave,
  roleDelete,
  rolePwd,
  roleUpdate,
  RoleRightTree,
  RoleRightSave
} from '../../api/userMG'
import Pagination from '../../components/Pagination'

export default {
  data() {
    return {
      nshow: true, //switch开启
      fshow: false, //switch关闭
      loading: false, //是显示加载
      editFormVisible: false, //控制编辑页面显示与隐藏
      menuAccessshow: false, //控制数据权限显示与隐藏
      title: '添加',
      editForm: {
        roleId: '',
        remark: '',
        roleName: '',
        token: localStorage.getItem('logintoken')
      },
      // rules 表单验证
      rules: {
        roleNo: [
          {required: true, message: '请输入角色代码', trigger: 'blur'}
        ],
        roleName: [
          {required: true, message: '请输入角色名称', trigger: 'blur'}
        ]
      },
      formInline: {
        page: 1,
        perPage: 10,
        filters: [
          {placeholder: "请输入角色名称", fieldName: "remark", compare: "like", fieldValue: ""},
        ],
        isLock: ''
      },
      // 删除
      seletedata: {
        ids: '',
        token: localStorage.getItem('logintoken')
      },
      userparm: [], //搜索权限
      listData: [], //用户数据
      // 数据权限
      RoleRight: [],
      RoleRightProps: {
        children: 'children',
        label: 'name'
      },
      // 选中
      checkmenu: [],
      //参数role
      saveroleId: '',
      // 分页参数
      pageparm: {
        currentPage: 1,
        pageSize: 10,
        total: 10
      }
    }
  },
  // 注册组件
  components: {
    Pagination
  },
  /**
   * 数据发生改变
   */

  watch: {},

  /**
   * 创建完毕
   */

  created() {
    this.getdata(this.formInline)
  },

  /**
   * 里面的方法只有被调用才会执行
   */

  methods: {
    // 获取角色列表
    getdata(parameter) {
      roleList(parameter).then(res => {
        if (res.success) {
          if (res.data) {
            this.pageparm.currentPage = res.data.pageNum;
            this.pageparm.pageSize = res.data.pageSize;
            this.pageparm.total = res.data.total;
            this.listData = res.data.list;
          }
        } else {
          this.$message({
            type: 'info',
            message: res.msg
          })
        }
      }).catch(e => {
        this.loading = false
        this.$message.error('刷新失败，请稍后再试！')
      })
      this.loading = false
    },
    // 分页插件事件
    callFather(parm) {
      this.formInline.page = parm.currentPage
      this.formInline.limit = parm.pageSize
      this.getdata(this.formInline)
    },
    // 搜索事件
    search() {
      this.getdata(this.formInline)
    },
    //显示编辑界面
    handleEdit: function (index, row) {
      if (row && row.roleId == 1) {
        this.$message.error('超级管理员不能修改');
        return;
      }
      this.editFormVisible = true
      if (row) {
        this.title = '修改'
        this.editForm.roleId = row.roleId
        this.editForm.remark = row.remark
        this.editForm.roleName = row.roleName
      } else {
        this.title = '添加'
        this.editForm.roleId = '';
        this.editForm.remark = '';
        this.editForm.roleName = '';
      }
    },
    // 编辑、增加页面保存方法
    submitForm(editData) {
      this.$refs[editData].validate(valid => {
        if (valid) {
          if (this.editForm.roleId) {
            roleUpdate(this.editForm)
              .then(res => {
                this.editFormVisible = false
                this.loading = false
                if (res.success) {
                  this.getdata(this.formInline)
                  this.$message({
                    type: 'success',
                    message: '角色保存成功！'
                  })
                } else {
                  this.$message({
                    type: 'info',
                    message: res.msg
                  })
                }
              })
              .catch(err => {
                this.editFormVisible = false
                this.loading = false
                this.$message.error('角色保存失败，请稍后再试！')
              })
          } else {
            roleSave(this.editForm)
              .then(res => {
                this.editFormVisible = false
                this.loading = false
                if (res.success) {
                  this.getdata(this.formInline)
                  this.$message({
                    type: 'success',
                    message: '角色保存成功！'
                  })
                } else {
                  this.$message({
                    type: 'info',
                    message: res.msg
                  })
                }
              })
              .catch(err => {
                this.editFormVisible = false
                this.loading = false
                this.$message.error('角色保存失败，请稍后再试！')
              })
          }

        } else {
          return false
        }
      })
    },
    // 删除角色
    deleteRole(index, row) {
      if (row.roleId == 1) {
        this.$message.error('超级管理员不能修改');
        return;
      }
      this.$confirm('确定要删除吗?', '信息', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(() => {
          roleDelete(row.roleId)
            .then(res => {
              if (res.success) {
                this.$message({
                  type: 'success',
                  message: '角色已删除！'
                })
                this.getdata(this.formInline)
              } else {
                this.$message({
                  type: 'info',
                  message: res.msg
                })
              }
            })
            .catch(err => {
              this.loading = false
              this.$message.error('角色删除失败，请稍后再试！')
            })
        })
        .catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          })
        })
    },
    // 数据权限
    menuAccess: function (index, row) {
      if (row.roleId == 1) {
        this.$message.error('超级管理员不能修改');
        return;
      }
      this.menuAccessshow = true
      this.saveroleId = row.roleId
      RoleRightTree(row.roleId)
        .then(res => {
          if (res.success) {
            this.changemenu(res.data)
            this.RoleRight = this.changeArr(res.data)
          } else {
            this.$message({
              type: 'info',
              message: res.msg
            })
          }
        })
        .catch(err => {
          console.log(err)
          this.loading = false;
          this.$message.error('获取权限失败，请稍后再试！')
        })
    },
    // 选中菜单
    changemenu: function (arr) {
      let change = []
      for (let i = 0; i < arr.length; i++) {
        const ai = arr[i];
        if (ai.type !== 0 && ai.check && ai.parentId) {
          change.push(ai.menuId)
        }
      }
      this.checkmenu = change;
    },
    // tree 递归
    changeArr(list) {
      let temptree = [],
        tree = [],
        items = [];
      for (let i in list) {
        if (!temptree[list[i].id]) {
          const trow = {
            id: list[i].menuId,
            pId: list[i].parentId,
            name: list[i].name,
            open: false,
            children: []
          };
          temptree[list[i].menuId] = trow;
          items.push(trow)
        }
      }

      for (let j in items) {
        if (temptree[items[j].pId]) {
          temptree[items[j].pId]['children'].push(temptree[items[j].id])
        } else {
          tree.push(temptree[items[j].id])
        }
      }
      temptree = null;
      items = null;
      return tree;
    },
    // 菜单权限-保存
    menuPermSave() {
      let parm = {
        roleId: this.saveroleId,
      }
      let node = this.$refs.tree.getCheckedNodes(false, true)
      let moduleIds = [];
      if (node.length !== 0) {
        for (let i = 0; i < node.length; i++) {
          moduleIds.push(node[i].id)
        }
        parm.menuIds = moduleIds.join(",");
      }
      RoleRightSave(parm)
        .then(res => {
          if (res.success) {
            this.$message({
              type: 'success',
              message: '权限保存成功'
            });
            this.menuAccessshow = false
            this.getdata(this.formInline)
          } else {
            this.$message({
              type: 'info',
              message: res.msg
            })
          }
        })
        .catch(err => {
          this.loading = false
          this.$message.error('权限保存失败，请稍后再试！')
        })
    },
    // 关闭编辑、增加弹出框
    closeDialog(dialog) {
      if (dialog === 'edit') {
        this.editFormVisible = false
      } else if (dialog === 'perm') {
        this.menuAccessshow = false
      }
    }
  }
}
</script>

<style scoped>
.user-search {
  margin-top: 20px;
}

.userRole {
  width: 100%;
}
</style>

